Question: "Which is {birth location} of {Anne Perry}, which has {office of head of government} is {Mayor of London} ?"
Paraphrase: "Which is {birth location} of {Anne Perry}, which has {office of head of government} is {Mayor of London} ?"
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q288627 wdt:P19 ?answer . ?answer wdt:P1313 wd:Q38931}
Answer: London